Home / 19,899.88-29,850.73-6,752.36

Finding the Fourth Proportional to 19,899.88, 29,850.73 and 6,752.36

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Solution

The fourth proportional to 19,899.88, 29,850.73 and 6,752.36 is: 10,128.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,899.88 : 29,850.73 = 6,752.36 : x
  2. Step 2: Convert to fraction form
    19,899.88/29,850.73 = 6,752.36/x
  3. Step 3: Cross multiply
    19,899.88x = 29,850.73 × 6,752.36
  4. Step 4: Simplify right side
    19,899.88x = 201,562,932.97
  5. Step 5: Solve for x
    x = 201,562,932.97/19,899.88
  6. Step 6: Final answer
    x = 10,128.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.